<!-- 页面 -->
<template>
  <view class="ss-goods-wrap">
    <!-- xs卡片：横向紧凑型，一行放两个，图片左内容右边  -->
    <view
      v-if="size === 'xs'"
      class="xs-goods-card ss-flex ss-col-stretch"
      :style="[elStyles]"
      @tap="onClick"
    >
      <view v-if="tagStyle.show" class="tag-icon-box">
        <image class="tag-icon" :src="sheep.$url.cdn(tagStyle.src)"></image>
      </view>
      <image
        class="xs-img-box"
        :src="sheep.$url.cdn(data.image)"
        mode="aspectFit"
      ></image>
      <view
        v-if="goodsFields.title?.show || goodsFields.price?.show"
        class="xs-goods-content ss-flex-col ss-row-around"
      >
        <view
          v-if="goodsFields.title?.show"
          class="xs-goods-title ss-line-1"
          :style="[
            { color: titleColor, width: titleWidth ? titleWidth + 'rpx' : '' },
          ]"
        >
          {{ data.title }}
        </view>
        <view
          v-if="goodsFields.price?.show"
          class="xs-goods-price font-OPPOSANS"
          :style="[{ color: goodsFields.price.color }]"
        >
          <text class="price-unit ss-font-24">{{ priceUnit }}</text>
          {{ isArray(data.price) ? data.price[0] : data.price }}
        </view>
      </view>
    </view>

    <!-- sm卡片：竖向紧凑，一行放三个，图上内容下 -->
    <view
      v-if="size === 'sm'"
      class="sm-goods-card ss-flex-col"
      :style="[elStyles]"
      @tap="onClick"
    >
      <view v-if="tagStyle.show" class="tag-icon-box">
        <image class="tag-icon" :src="sheep.$url.cdn(tagStyle.src)"></image>
      </view>
      <image
        class="sm-img-box"
        :src="sheep.$url.cdn(data.image)"
        mode="aspectFill"
      ></image>

      <view
        v-if="goodsFields.title?.show || goodsFields.price?.show"
        class="sm-goods-content"
        :style="[
          { color: titleColor, width: titleWidth ? titleWidth + 'rpx' : '' },
        ]"
      >
        <view
          v-if="goodsFields.title?.show"
          class="sm-goods-title ss-line-1 ss-m-b-16"
        >
          {{ data.title }}
        </view>
        <view
          v-if="goodsFields.price?.show"
          class="sm-goods-price font-OPPOSANS"
          :style="[{ color: goodsFields.price.color }]"
        >
          <text class="price-unit ss-font-24">{{ priceUnit }}</text>
          {{ isArray(data.price) ? data.price[0] : data.price }}
        </view>
      </view>
    </view>

    <!-- md卡片：竖向，一行放两个，图上内容下 -->
    <view
      v-if="size === 'md'"
      class="md-goods-card ss-flex-col"
      :style="[elStyles]"
      @tap="onClick"
    >
      <view v-if="tagStyle.show" class="tag-icon-box">
        <image class="tag-icon" :src="sheep.$url.cdn(tagStyle.src)"></image>
      </view>
      <image
        class="md-img-box"
        :src="sheep.$url.cdn(data.pic)"
        mode="widthFix"
        @load="calculatePanelHeight"
      ></image>
	  
      <view
        class="md-goods-content ss-flex-col ss-row-around ss-p-b-20 ss-p-t-20 ss-p-x-16"
        :id="elId"
		style="position: relative;"
      >
        <view
          v-if="goodsFields.title?.show"
          class="md-goods-title ss-line-1"
          :style="[
            { color: titleColor, width: titleWidth ? titleWidth + 'rpx' : '' },
          ]"
		  style="font-size: 30rpx;"
        >
          {{ data.name }}
        </view>
		<view class="sales-text" style="font-size: 28rpx;">
			{{salesAndStock}}
		</view>
        <!-- <view
          v-if="goodsFields.subtitle?.show"
          class="md-goods-subtitle ss-m-t-16 ss-line-1"
          :style="[{ color: subTitleColor, background: subTitleBackground }]"
        >
          {{ data.subtitle }}
        </view> -->
        <slot name="activity">
          <view
            v-if="data.promos?.length"
            class="tag-box ss-flex-wrap ss-flex ss-col-center"
          >
            <view
              class="activity-tag ss-m-r-10 ss-m-t-16 "
              v-for="item in data.promos"
              :key="item.id"
            >
              {{ item.title }}
            </view>
          </view>
        </slot>
        <view class="ss-flex ss-col-bottom">
          <view
            v-if="goodsFields.price?.show"
            class="md-goods-price ss-m-t-16 font-OPPOSANS ss-m-r-10"
            :style="[{ color: goodsFields.price.color }]"
          >
            <text class="price-unit ss-font-24">{{ priceUnit }}</text>
            {{ isArray(data.price) ? data.price[0] : data.price }}
          </view>

          <view
            v-if="goodsFields.original_price?.show && data.original_price > 0"
            class="goods-origin-price ss-m-t-16 font-OPPOSANS ss-flex"
            :style="[{ color: originPriceColor }]"
          >
            <text class="price-unit ss-font-20">{{ priceUnit }}</text>
            <view class="ss-m-l-8">{{ data.original_price }}</view>
          </view>
		          
        </view>

        <!--        <view class="ss-m-t-16 ss-flex ss-col-center ss-flex-wrap">-->
        <!--          <view class="sales-text">{{ salesAndStock }}</view>-->
        <!--        </view>-->
      </view>

      <slot name="cart">
        <view class="cart-box ss-flex ss-col-center ss-row-center">
          <image
            class="cart-icon"
            src="/static/img/shop/tabbar/category2.png"
            mode=""
          ></image>
        </view>
      </slot>
    </view>

    <!-- lg卡片：横向型，一行放一个，图片左内容右边  -->
    <view
      v-if="size === 'lg'"
      class="lg-goods-card ss-flex ss-col-stretch"
      :style="[elStyles]"
      @tap="onClick"
    >
      <view v-if="tagStyle.show" class="tag-icon-box">
        <image class="tag-icon" :src="sheep.$url.cdn(tagStyle.src)"></image>
      </view>
      <view v-if="seckillTag" class="seckill-tag ss-flex ss-row-center">
        秒杀
      </view>
      <view v-if="grouponTag" class="groupon-tag ss-flex ss-row-center">
        <view class="tag-icon">拼团</view>
      </view>
      <image
        class="lg-img-box"
        :src="sheep.$url.cdn(data.pic)"
        mode="aspectFill"
      ></image>
      <view
        class="lg-goods-content ss-flex-1 ss-flex-col ss-row-between ss-p-b-10 ss-p-t-20"
      >
        <view>
          <view
            v-if="goodsFields.title?.show"
            class="lg-goods-title ss-line-2"
            :style="[{ color: titleColor }]"
          >
            {{ data.name }}
          </view>
          <view
            v-if="goodsFields.subtitle?.show"
            class="lg-goods-subtitle ss-m-t-10 ss-line-1"
            :style="[{ color: subTitleColor, background: subTitleBackground }]"
          >
            {{ data.subtitle }}
          </view>
        </view>
        <view>
          <slot name="activity">
            <view
              v-if="data.promos?.length"
              class="tag-box ss-flex ss-col-center"
            >
              <view
                class="activity-tag ss-m-r-10"
                v-for="item in data.promos"
                :key="item.id"
              >
                {{ item.title }}
              </view>
            </view>
          </slot>
          <view class="ss-flex ss-col-bottom ss-m-t-10">
            <view
              v-if="goodsFields.price?.show"
              class="lg-goods-price ss-m-r-12 ss-flex ss-col-bottom font-OPPOSANS"
              :style="[{ color: goodsFields.price.color }]"
            >
              <text class="ss-font-24">{{ priceUnit }}</text>
              {{ isArray(data.price) ? data.price[0] : data.price }}
            </view>
            <view
              v-if="goodsFields.original_price?.show && data.original_price > 0"
              class="goods-origin-price ss-flex ss-col-bottom font-OPPOSANS"
              :style="[{ color: originPriceColor }]"
            >
              <text class="price-unit ss-font-20">{{ priceUnit }}</text>
              <view class="ss-m-l-8">{{ data.original_price }}</view>
            </view>
          </view>
          <!-- <view class="ss-m-t-8 ss-flex ss-col-center ss-flex-wrap">-->
          <!--            <view class="sales-text">{{ salesAndStock }}</view>-->
          <!--          </view> -->
        </view>
      </view>

      <slot name="cart"
        ><view
          class="buy-box ss-flex ss-col-center ss-row-center"
          v-if="buttonShow"
          >去购买</view
        ></slot
      >
    </view>

    <!-- sl卡片：竖向型，一行放一个，图片上内容下边 -->
    <view
      v-if="size === 'sl'"
      class="sl-goods-card ss-flex-col"
      :style="[elStyles]"
      @tap="onClick"
    >
      <view v-if="tagStyle.show" class="tag-icon-box">
        <image class="tag-icon" :src="sheep.$url.cdn(tagStyle.src)"></image>
      </view>

      <image
        class="sl-img-box"
        :src="sheep.$url.cdn(data.pic)"
        mode="aspectFill"
      ></image>

      <view class="sl-goods-content">
        <view>
          <view
            v-if="goodsFields.title?.show"
            class="sl-goods-title ss-line-1"
            :style="[{ color: titleColor }]"
          >
            {{ data.title }}
          </view>
          <view
            v-if="goodsFields.subtitle?.show"
            class="sl-goods-subtitle ss-m-t-16"
            :style="[{ color: subTitleColor, background: subTitleBackground }]"
          >
            {{ data.subtitle }}
          </view>
        </view>
        <view>
          <slot name="activity">
            <view
              v-if="data.promos?.length"
              class="tag-box ss-flex ss-col-center ss-flex-wrap"
            >
              <view
                class="activity-tag ss-m-r-10 ss-m-t-16"
                v-for="item in data.promos"
                :key="item.id"
              >
                {{ item.title }}
              </view>
            </view>
          </slot>
          <view
            v-if="goodsFields.price?.show"
            class="ss-flex ss-col-bottom font-OPPOSANS"
          >
            <view
              class="sl-goods-price ss-m-r-12"
              :style="[{ color: goodsFields.price.color }]"
            >
              <view style="color: #333;font-size: 30rpx;
    font-weight: 500;margin-bottom: 10rpx;">
                {{ data.name }}
              </view>
              <text class="price-unit ss-font-24">{{ priceUnit }}</text>
              {{ isArray(data.price) ? data.price[0] : data.price }}
            </view>
            <view
              v-if="goodsFields.original_price?.show && data.original_price > 0"
              class="goods-origin-price ss-m-t-16 font-OPPOSANS ss-flex"
              :style="[{ color: originPriceColor }]"
            >
              <text class="price-unit ss-font-20">{{ priceUnit }}</text>
              <view class="ss-m-l-8">{{ data.original_price }}</view>
            </view>
          </view>
          <!-- <view class="ss-m-t-16 ss-flex ss-flex-wrap"> -->
          <!-- <view class="sales-text">{{ salesAndStock }}</view> -->
          <!-- </view> -->
        </view>
      </view>

      <slot name="cart"
        ><view class="buy-box ss-flex ss-col-center ss-row-center"
          >去购买</view
        ></slot
      >
    </view>
  </view>
</template>

<script setup>
/**
 * 商品卡片
 *
 * @property {Array} size = [xs | sm | md | lg | sl ] 			 	- 列表数据
 * @property {String} tag 											- md及以上才有
 * @property {String} img 											- 图片
 * @property {String} background 									- 背景色
 * @property {String} topRadius 									- 上圆角
 * @property {String} bottomRadius 									- 下圆角
 * @property {String} title 										- 标题
 * @property {String} titleColor 									- 标题颜色
 * @property {Number} titleWidth = 0								- 标题宽度，默认0，单位rpx
 * @property {String} subTitle 										- 副标题
 * @property {String} subTitleColor									- 副标题颜色
 * @property {String} subTitleBackground 							- 副标题背景
 * @property {String | Number} price 								- 价格
 * @property {String} priceColor 									- 价格颜色
 * @property {String | Number} originPrice 							- 原价/划线价
 * @property {String} originPriceColor 								- 原价颜色
 * @property {String | Number} sales 								- 销售数量
 * @property {String} salesColor									- 销售数量颜色
 *
 * @slots activity												 	- 活动插槽
 * @slots cart														- 购物车插槽，默认包含文字，背景色，文字颜色 || 图片 || 行为
 *
 * @event {Function()} click 										- 点击卡片
 *
 */
import { computed, reactive, getCurrentInstance, ref } from "vue";
import sheep from "@/sheep";
import { formatSales } from "@/sheep/hooks/useGoods";
import { formatStock } from "@/sheep/hooks/useGoods";

import { isArray } from "lodash";
// 数据
const state = reactive({});

// 接收参数
const props = defineProps({
  goodsFields: {
    type: [Array, Object],
    default() {
      return {
        title: { show: true },
        subtitle: { show: false },
        price: { show: true },
        original_price: { show: true },
        sales: { show: true },
        stock: { show: true },
      };
    },
  },
  tagStyle: {
    type: Object,
    default: {},
  },
  data: {
    type: Object,
    default: {},
  },
  size: {
    type: String,
    default: "sl",
  },
  background: {
    type: String,
    default: "",
  },
  topRadius: {
    type: Number,
    default: 0,
  },
  bottomRadius: {
    type: Number,
    default: 0,
  },
  titleWidth: {
    type: Number,
    default: 0,
  },
  titleColor: {
    type: String,
    default: "#333",
  },
  priceColor: {
    type: String,
    default: "",
  },
  originPriceColor: {
    type: String,
    default: "#C4C4C4",
  },
  priceUnit: {
    type: String,
    default: "￥",
  },
  subTitleColor: {
    type: String,
    default: "#999999",
  },
  subTitleBackground: {
    type: String,
    default: "",
  },
  buttonShow: {
    type: Boolean,
    default: true,
  },
  seckillTag: {
    type: Boolean,
    default: false,
  },
  grouponTag: {
    type: Boolean,
    default: false,
  },
});

// 组件样式
const elStyles = computed(() => {
  return {
    background: props.background,
    "border-top-left-radius": props.topRadius + "px",
    "border-top-right-radius": props.topRadius + "px",
    "border-bottom-left-radius": props.bottomRadius + "px",
    "border-bottom-right-radius": props.bottomRadius + "px",
  };
});


// 格式化销量、库存信息
const salesAndStock = computed(() => {
  let text = [];
  
  if (props.goodsFields.sales?.show) {
    text.push(formatSales(props.data.sales_show_type, 10000));
  }
  // if (props.goodsFields.sales?.show) {
  //   text.push(formatSales(props.data.sales_show_type, props.data.sales));
  // }
  // if (props.goodsFields.stock?.show) {
  //   text.push(formatStock(props.data.stock_show_type, props.data.stock));
  // }
  return text.join(" | ");
});

// 返回事件
const emits = defineEmits(["click", "getHeight"]);

const onClick = () => {
  emits("click");
};

// 获取实时卡片高度
const { proxy } = getCurrentInstance();
const elId = `sheep_${Math.ceil(Math.random() * 10e5).toString(36)}`;
function calculatePanelHeight(e) {
  if (props.size === "md") {
    const view = uni.createSelectorQuery().in(proxy);
    view.select(`#${elId}`).fields({ size: true, scrollOffset: true });
    view.exec((data) => {
      const goodsPriceCard = data[0];
      const card = {
        width: goodsPriceCard.width,
        height:
          (goodsPriceCard.width / e.detail.width) * e.detail.height +
          goodsPriceCard.height,
      };
      emits("getHeight", card.height);
    });
  }
}
</script>

<style lang="scss" scoped>
	.sales-text {
	  position:absolute;
	  top:25rpx;
	  right:5rpx;
	  font-weight: 500;
	  color: $gray-c;
	}
.tag-icon-box {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 2;
  .tag-icon {
    width: 72rpx;
    height: 44rpx;
  }
}
.seckill-tag {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 2;
  width: 68rpx;
  height: 38rpx;
  background: linear-gradient(90deg, #ff5854 0%, #ff2621 100%);
  border-radius: 10rpx 0px 10rpx 0px;
  font-size: 24rpx;
  font-weight: 500;
  color: #ffffff;
  line-height: 32rpx;
}
.groupon-tag {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 2;
  width: 68rpx;
  height: 38rpx;
  background: linear-gradient(90deg, #fe832a 0%, #ff6600 100%);
  border-radius: 10rpx 0px 10rpx 0px;
  font-size: 24rpx;
  font-weight: 500;
  color: #ffffff;
  line-height: 32rpx;
}
.goods-img {
  width: 100%;
  height: 100%;
  background-color: #f5f5f5;
}
.price-unit {
  margin-right: -4px;
}
.sales-text {
  display: table;
  font-size: 24rpx;
  transform: scale(0.8);
  margin-left: 0rpx;
  color: #c4c4c4;
}

.activity-tag {
  font-size: 20rpx;
  color: #ff0000;
  line-height: 30rpx;
  padding: 0 10rpx;
  border: 1px solid rgba(#ff0000, 0.25);
  border-radius: 4px;
  flex-shrink: 0;
}

.goods-origin-price {
  font-size: 20rpx;
  color: #c4c4c4;
  line-height: 36rpx;
  text-decoration: line-through;
}

// xs
.xs-goods-card {
  overflow: hidden;
  // max-width: 375rpx;
  background-color: $white;
  position: relative;

  .xs-img-box {
    width: 128rpx;
    height: 128rpx;
    margin-right: 20rpx;
  }

  .xs-goods-title {
    font-size: 26rpx;
    color: #333;
    font-weight: 500;
  }

  .xs-goods-price {
    font-size: 30rpx;
    color: $red;
  }
}

// sm
.sm-goods-card {
  overflow: hidden;
  // width: 223rpx;
  // width: 100%;
  background-color: $white;
  position: relative;

  .sm-img-box {
    // width: 228rpx;
    width: 100%;
    height: 208rpx;
  }
  .sm-goods-content {
    padding: 20rpx 16rpx;
    box-sizing: border-box;
  }
  .sm-goods-title {
    font-size: 26rpx;
    color: #333;
  }

  .sm-goods-price {
    font-size: 30rpx;
    color: $red;
  }
}

// md
.md-goods-card {
  overflow: hidden;
  width: 100%;
  position: relative;
  z-index: 1;
  background-color: $white;
  position: relative;

  .md-img-box {
    width: 100%;
  }

  .md-goods-title {
    font-size: 26rpx;
    color: #333;
    width: 100%;
  }
  .md-goods-subtitle {
    font-size: 24rpx;
    font-weight: 400;
    color: #999999;
  }

  .md-goods-price {
    font-size: 30rpx;
    color: $red;
    line-height: 36rpx;
  }

  .cart-box {
    width: 54rpx;
    height: 54rpx;
    background: linear-gradient(
      90deg,
      var(--ui-BG-Main),
      var(--ui-BG-Main-gradient)
    );
    border-radius: 50%;
    position: absolute;
    bottom: 50rpx;
    right: 20rpx;
    z-index: 2;

    .cart-icon {
      width: 30rpx;
      height: 30rpx;
    }
  }
}

// lg
.lg-goods-card {
  overflow: hidden;
  position: relative;
  z-index: 1;
  background-color: $white;
  height: 280rpx;

  .lg-img-box {
    width: 280rpx;
    height: 280rpx;
    margin-right: 20rpx;
  }

  .lg-goods-title {
    font-size: 28rpx;
    font-weight: 500;
    color: #333333;
    // line-height: 36rpx;
    // width: 410rpx;
  }
  .lg-goods-subtitle {
    font-size: 24rpx;
    font-weight: 400;
    color: #999999;
    // line-height: 30rpx;
    // width: 410rpx;
  }

  .lg-goods-price {
    font-size: 30rpx;
    color: $red;
    line-height: 36rpx;
  }

  .buy-box {
    position: absolute;
    bottom: 20rpx;
    right: 20rpx;
    z-index: 2;
    width: 120rpx;
    height: 50rpx;
    background: linear-gradient(
      90deg,
      var(--ui-BG-Main),
      var(--ui-BG-Main-gradient)
    );
    border-radius: 25rpx;
    font-size: 24rpx;
    color: #ffffff;
  }
  .tag-box {
    width: 100%;
  }
}

// sl

.sl-goods-card {
  overflow: hidden;
  position: relative;
  z-index: 1;
  width: 100%;
  background-color: $white;
  .sl-goods-content {
    padding: 10rpx 20rpx;
    box-sizing: border-box;
  }
  .sl-img-box {
    width: 100%;
    height: 360rpx;
  }

  .sl-goods-title {
    font-size: 26rpx;
    color: #333;
    font-weight: 500;
  }
  .sl-goods-subtitle {
    font-size: 24rpx;
    font-weight: 400;
    color: #999999;
    line-height: 30rpx;
  }

  .sl-goods-price {
    font-size: 30rpx;
    color: $red;
    line-height: 33rpx;
  }

  .sl-goods-name {
    font-size: 30rpx;
    line-height: 36rpx;
  }

  .buy-box {
    position: absolute;
    bottom: 20rpx;
    right: 20rpx;
    z-index: 2;
    width: 160rpx;
    height: 60rpx;
    background: linear-gradient(
      90deg,
      var(--ui-BG-Main),
      var(--ui-BG-Main-gradient)
    );
    border-radius: 40rpx;
    font-size: 28rpx;
    font-weight: 600;
    color: #ffffff;
  }
}
</style>
